2021 | 2 Episodes

Season 0 of Leschs Kosmos premiered on January 26, 2021.

2014 | 12 Episodes

Season 1 of Leschs Kosmos premiered on February 4, 2014.

2015 | 12 Episodes

Season 2 of Leschs Kosmos premiered on February 17, 2015.

2016 | 12 Episodes

Season 3 of Leschs Kosmos premiered on February 2, 2016.

2017 | 12 Episodes

Season 4 of Leschs Kosmos premiered on January 17, 2017.

2018 | 12 Episodes

Season 5 of Leschs Kosmos premiered on January 16, 2018.

2019 | 12 Episodes

Season 6 of Leschs Kosmos premiered on January 8, 2019.

2020 | 12 Episodes

Season 7 of Leschs Kosmos premiered on January 14, 2020.

2021 | 12 Episodes

Season 8 of Leschs Kosmos premiered on January 26, 2021.

2022 | 10 Episodes

Season 9 of Leschs Kosmos premiered on February 8, 2022.